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Manufacturer of integrated audio and video solutions

Factory Visual Intercom Broadcasting System Solution

Engineering Visual Intercom Broadcasting System-Scheme Construction

System Overview:
The IP network visual broadcast intercom system integrates the IP network digital broadcast system with the IP network intercom system. The main equipment in the system can be used as broadcast equipment or as intercom equipment. The two systems are compatible with each other to realize centralized management and unified control.
Using digital broadcasting and intercom monitoring integrated system, support embedded broadcast management host, support computer client operation. The intercom terminal is designed to prevent violence and damage, with intercom and emergency help-seeking functions.
The digital and networked public broadcasting system is adopted, and the partition planning is made according to the structure to realize the linkage of background music, business broadcasting, fire broadcasting, visual intercom and monitoring video. The broadcasting loudspeaker includes wall-mounted sound box, waterproof sound column, outdoor stone sound box, etc.
The intercom system and broadcasting system require high safety factor, which must ensure high performance and stability of the system. According to the requirements of project users, the intercom broadcasting system should be installed in public places and important areas such as outdoor and gate, and integrated with the video system to monitor the internal situation in all directions. When group incidents, fights, robberies or other emergencies occur, on-site personnel can call the monitoring center through the intercom broadcasting terminal for emergency help, after receiving the alarm, the large screen of the center will automatically pop up the real-time video image and perimeter image of the caller's location, so that the management personnel can know the surrounding situation in time, and the scene situation can be known in time through the call between the central management host and the front-end personnel. At this time, the management personnel of the monitoring center can first deter the perpetrators by remote shouting through the intercom radio remote shouting function, and at the same time send nearby police to the incident site to deal with the situation. Ensure safety. In addition, the broadcasting system distributed throughout the whole system can also play background music, release notices, search information, etc. at ordinary times, and can also be used as fire broadcasting in case of emergency.


Demand analysis:
1. Call function
One-key or two-key call mode can be designated to call a specific call target. Full two-way video hands-free call: After the call is connected, full-duplex call will be made in hands-free mode immediately, and the call with echo cancellation will be made.
IP direct call function: when the management center is not online, all devices will automatically convert to IP direct call mode to call the corresponding device terminal or host, which effectively ensures the stability and security of the system.
Monitor and interrupt: High-level hosts can monitor and interrupt low-level hosts and extension phones in the call.
2. Multi-party video call
Conference mode: voice conference between host and terminal, video conference between host and host
3. High-definition video intercom broadcast
The video call adopts 720P resolution, which can clearly identify the face of the caller. The terminal intercom broadcast can be docked with NVR and other storage devices to realize 24-hour audio and video recording.
4. Hosting
When the staff of the regional host leaves or disconnects the network, the system will automatically host all the terminal extension managed by the regional host to other hosts for management, effectively preventing the occurrence of host abnormality and unmanned alarm.
5. Call Transfer
Call forwarding can be set to busy transfer, dropped transfer, no response transfer, transfer by time period, etc.
6. Status Prompt
The screen of the paging host visually displays the online status and working status of real-time extension of all terminals within the jurisdiction, which is convenient for debugging, overhaul and maintenance. Each button can be added to the network location description information, easy to manage and operate.
7. Digital audio and video recording
The system can keep the audio and video recordings of all terminals in the paging host, and can retrieve them by time period, extension number and other ways or upload them directly to the storage server.
8. Cycle monitoring.
The paging host can arbitrarily select the terminal extension to monitor and monitor or perform cyclic monitoring and monitoring on all terminal extension (the dwell time of each channel can be set, and the default is 5 seconds).
9. Three-color door lamp status prompt
When an emergency call occurs, the door status light will prompt different colors according to different call states, which is beneficial for users to understand the situation in time and quickly locate the call target.
10. Electronic map function
Customers are supported to import scalar maps or engineering drawings, and freely edit the detailed location and name parameters of the equipment. When an alarm occurs, the map will automatically set the location to the corresponding location of the alarm, which is simple and convenient for customers to operate.


Design ideas:
1. The principle of safety, reliability and stability
The stability of the system refers to the ability of the system to run continuously for a long time, which requires the hardware and application software system design to withstand the test of long-term operation. In the design and implementation of this system, the principle of safety and reliability is realized by the following means: the selection of main equipment adopts high-performance and high-reliability products; the key plate adopts hot backup mode; the design and implementation of the whole application system strictly follow the standards of China's communication command industry, so as to ensure the safety, reliability and stability of the system.
2. The principle of advanced technology
Based on the performance of the whole system and the future development trend of consideration, the rapid development of technology, to maintain a certain advanced nature, the system can withstand the test of time, to ensure that the technology used will not soon be eliminated. In this system, the advanced nature refers to the advanced overall architecture of the system, the advanced host control system, and the advanced computer network technology. Make full use of the functions provided by the system software to build an easy-to-use, easy-to-maintain operating platform for users, and easy to upgrade.
3. Economic principles
To grasp a trade-off relationship between system cost and advanced technology, we can maintain the advanced basic technology of the system at the same time, through the application of system independent development and other means, strive to pursue the optimal performance/price ratio, fully consider the total cost of ownership of the system, make the system construction in a relatively high technical level, and reduce the initial construction cost and later maintenance cost of users. In this project, we maximize the system performance, reduce the price of the entire system, and strive to make it the most cost-effective emergency intercom broadcasting system.
4. Scientific and normative principles
Video intercom broadcasting system is different from the general indoor broadcasting system. It is an advanced and complex comprehensive system engineering. It must start from the system design, including the whole process of construction, installation, debugging and final acceptance. It is strictly in accordance with the relevant national standards and specifications. Do a good job in the standardized design and scientific management of the system. Finally, the formal test and acceptance report and a full set of construction drawings and technical data shall be submitted for Party A's archive.
5. Principle of simplicity in operation and maintenance
The operator only needs some basic knowledge, and can quickly operate the system without long and complicated training. When the system has problems, it can be quickly recovered through simple technical processing, and the system upgrade and maintenance are simple.
The system is based on the graphical interface, as long as the operator is familiar with the operation of the Windows environment, you can quickly work.


Functional advantages:
• HD sound quality: sound quality HD smooth, free from external interference, occupy the lowest bandwidth of only 16Kpbs.
• HD video: support 720P two-way video calls, support H.264, H.263 video encoding
Distributed deployment, centralized control: the system is based on cloud computing design, which can continue unified management of distributed deployed terminals (or subsystems) and realize remote management. the system supports multi-level server architecture and can establish (provincial tourism administration-municipal tourism administration-) three-level emergency intercom broadcasting system. Even if there is a network failure of the command center, which leads to the inability to connect with other building networks, there is no need to worry about the complete paralysis of the system, because the IP network distributed control intercom broadcast intercom management host configured in each building can act as a module server, and the equipment within the jurisdiction can log in to ensure the independent and normal operation of the equipment in each building. The number of devices connected can reach more than 1000.
Adopt advanced audio processing technology: all terminal devices adopt hardware echo cancellation technology, which can well offset echo and suppress noise. The system supports full dual video voice calls and multi-party video conferencing functions.
Group management: The system supports group management. Through server settings, intercom broadcast terminals are divided into several groups according to regions. Intercom broadcast or call can be carried out according to single group or multiple groups, and sub-control center control can be designated at the same time.
Convenient system expansion: expansion can be realized only by accessing IP intercom broadcast terminals where IP can be covered by the network.
Good integration: the system can be very good and the user's existing video surveillance system, LED display system, access control system, building and other systems for seamless integration.
Embedded structure: the system adopts multi-user level management mechanism, which can deploy multiple management hosts and regional hosts at the same time. The management host and regional hosts can run independently, and the damage of one host will not affect the operation of the whole system. The management system adopts the embedded structure to eliminate the virus invasion and increase the stability of the system operation.
Automatically run according to the preset program: the system supports automatic on and off, and the server automatically runs the broadcast timing program according to the preset program when it is turned on, and automatically protects the screen when it is not operated manually, which is green and environmentally friendly.


Application effect:
Improve communication efficiency: The system can realize intercom and broadcast functions within the whole plant, avoid poor communication caused by interference factors such as distance and noise, and improve communication efficiency within the plant.
Real-time information transmission: The system can transmit the information inside the factory in real time to ensure that all employees can understand important notices and instructions in time, and improve the efficiency of production management.
Enhance management means: the system can realize intercom priority control, partition intercom and other functions, enhance the management means within the factory, and ensure that important information can be transmitted to relevant departments and personnel in a timely manner.
Recording broadcast content: The system has an automatic recording function, which can record the time, terminal name and broadcast content of each broadcast, etc., to facilitate subsequent inquiries and management.


Successful Cases